OK, I have replaced the original part with a new one with the corrected chip labels. If you haven’t seen it (it gets posted a lot so you may have seen it already) this tutorial details how I make parts (without parts editor!)
there is an Inkscape extension in there that makes making schematic much easier as well as @RAPTOR7762 said a chapter on making schematic subpart parts.
so you may have seen it already) this tutorial details how I make parts (without parts editor!)