Why would it matter if it says you die? It's not like there's a rule that dead characters can't take actions. Or that they transform into objects. Or get sent to another plane of existence depending on who they worship and their alignment while leaving an object behind.
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The rules also don't state that being incapacitated impairs movement in any way, dropping to 0hp is stated to incapacitate you. So you can just move away at 0hp.
Obviously we have DMs who aren't robots and will play to the spirit of the game, not the word of the rules.
You're not dead when you're petrified, either, which can lead to some pretty interesting exploits, rules-as-written.
Petrified creatures count as creatures, not objects, so rules-as-written you can determine if a statue is a petrified creature by trying to target it with a spell that requires a creature for a target.
With the cantrip Poison Spray, you can check for petrified creatures without using spell slots or risking damaging the creature, since it would be immune to poison while petrified.
I would argue that by this logic, your ability scores also fall to 0, killing you
Nothing in the spell says your ability scores change.
The spell specifies you turn into gray dust. Unfortunately gray dust has no listed stat block.
Luckily it is mentioned in "Tales from the Yawning Portal", "The floor of this room is covered with a layer of fine gray dust and ash, three inches deep."
Based on the rest of the description you are restricted to the room in which you turned to dust and the only action you may take is casting " Minor Illusion", with the added restriction of all illusions must be humanoid.
Nothing about the Disintegration spell says that your stats change. Compare to spells that do, such as Polymorph, or True Polymorph which even covers changing a creature into an object.
I'm not changing your stats, you still have a 14 wisdom.
You are however definitely turned into gray dust and I'm applying the rules as written about gray dust. The gray dust is restricted to the current room and can only form the shapes of various humanoids.