I think its just part of their flip flopping abck and forth. He wants all attention on him and it is not. He's not happy with himself and using this as an oportunity to blame you.
He's an alcoholic being an alcoholic,the personality of it anyway. I get the you never share your day with me, and when I try to either he overrides with his boosting his pride, says thats stupid boring or something, it depends on his frame of mind and has nothing to do with what I said.
How do you deal with it by pretty much ignoring what he says he's just quacking