Thanks Amanda. That is helpful. So on an iPhone if you turn off data roaming you should be able to receive texts and calls to voicemail without triggering Fido Roaming charges. You can use your eSIM with an international mobile provider for the da...
If I understand your question well you want to make sure that there are no connections by the Fido physical SIM while you are in Europe. I have exactly the same configuration as you on my iPhone XS. You could just remove the SIM card before arrivin...
For me the compelling reason for keeping a physical SIM for FIDO is in case I have trouble with my phone and have to replace it with another. Switching an eSIM is not trivial but switching a physical SIM takes seconds. There are international eSIMs...