I'm not sure human connection or lack of is the cause of addiction/alcholism, but for me, once I was able to put the bottle down, it certainly is part of my solution. There is a process of change to go through before this can happen. While in my alcoholism, this was not an option......not yet.
Keep no contact. It saves us.
former wife of an alcoholic, currently in recovery for my own alcoholism...also an ACOA....Triple Winner here