I mean, she isn't contracted with Disney anymore so I doubt they can sue her. It's probably no different than you and I making a social media post condemning Disney.
Im pretty sure once she tweeted to pirate the Owl house, but dont take that as fact, because it could be bad memory from me, I'd have to get the picture from my main computer
"Unsubscribe from Disney+. Pirate Owl House. I don't care...." and added a word that would be inappropriate here, explaining that it's because of the new AI feature that Disney+ supports.