I don't think it is the company CEO/Exec side that is drawing the heat- it is the " over-exposed, not behaving like an adult in public " part that is getting him in the cross-hairs.
And he seems to have disarmed the folks around him from helping with this.
I'm 99% sure I would dislike larry ellison more in person than Elon Musk, but the latter is on social media doing attention seeking stuff most days of the week. So I know more about what I dislike of Musk and any bad actions are front of mind.