Plugin uses po and mo…

PluginPlugin A plugin is a piece of software containing a group of functions that can be added to a WordPress website. They can extend functionality or add new features to your WordPress websites. WordPress plugins are written in the PHP programming language and integrate seamlessly with WordPress. These can be free in the Plugin Directory or can be cost-based plugin from a third-party uses po and mo filesMO files MO, or Machine Object is a binary data file that contains object data referenced by a program. It is typically used to translate program code, and may be loaded or imported into the GNU gettext program. This is the format used in a WordPress install. These files are normally located inside .../wp-content/languages/. Can I override these with polyglots?

I submitted my plugin SimpleTOC I provided po and mo files for some basics. Now I see in polyglots that these strings are translated. Most likely because of the po/mo files.

Can I delete my po/mo files now?
Should I leave it like that and can I override my po/mo files with the polyglots backend?
What is the canonical way of doing this?