Just saw that you brought up the "charges were dropped" argument. That doesn't proof anything besides, well, a lack of evidence. And even if their actions aren't criminal here, they sure are morally questionable.
For me, the whole metoo movement around that topic made it very clear just how messed up that band really is (even thogh the music seemed great). The band didn't adress the drama in a nice way aswell, sending cease and desist letters to people telling their story (reference