P4 confusion basically gives three choices - take the turn as normal, sit around doing nothing/throw away money, heal/support the enemy (if available). Not sure on the odds of each appearing (this is, idly, without looking stuff up, so might be remembering a little wrong?)
So... she could help the Dungeon team, but it does still count on the status hitting in the first place, which is just a little too unlikely for me to bite on to.