People don’t typically have to approve and submit their super’s work IME so I’m curious what you mean. If they write you unclear slop emails then constantly bother them for clarification until they fix it.
I get my team to review my code, AI generated or not. Goes through the same process as anything they produce. Two pairs of eyeballs on everything.
In startups it's extremely common to have management still write code. Hell I'm CTO and I write a lot of code.