In "advanced user" mode it can do this. You can even say things like "yes allow from foo.com but only when I'm visiting bar.com" I did this for a while but it

In "advanced user" mode it can do this. You can even say things like "yes allow from foo.com but only when I'm visiting bar.com" I did this for a while but it all got to be too much trouble honestly. Now I just run uBlock in default configuration and also have an /etc/hosts file, and browser set to clear all history and cookies when closed.