Hello. I only work with one program. I offer allow clipboard update from selected applications only:
Setting->Ignore Programs
i.e. add a "whitelist" by analogy with the "black list".

For example as in the program Balabolka
http://balabolka.site/balabolka.htm
Options->Settings...->Clipboard
Ignore applications Allowed applications
Portable Version:
http://www.cross-plus-a.com/balabolka_portable.zip