You can have two accounts.
Certain services Apple offers my place limits on how frequently you can sign into those features on a device. E.g.:
View and remove your devices that are associated with Apple ID purchases - Apple Support
Legal - Apple Media Services - Apple
D. "Family Sharing Rules: You can only belong to one Family at a time, and may join any Family no more than twice per year. You can change the Apple ID you associate with a Family no more than once every 90 days. All Family members must share the same Home Country."
Here's what Apple says officially about using the media stores in another country:
Legal - Apple Media Services - Apple - September 12, 2022 "Our Services are available for your use in your country of residence (“Home Country”)."
and,
"Terms found in this Agreement that relate to Services, Content types, features or functionality not available in your Home Country are not applicable to you unless and until they become available to you. To see the Content types available to you in your Home Country, go to the Services or visit Availability of Apple Media Services - Apple Support Certain Services and Content available to you in your Home Country may not be available to you when traveling outside of your Home Country."