Yes, you may use both a physical SIM card and an eSIM card in a compatible device. To do that, you simply have to choose for each one if you want to use it for calls, SMS or data in the Settings of your device:
– iPhone: Settings > Mobile Data
– Android : Settings > Connections > SIM card manager
– Windows 10: Start > Settings > Cellular
– Windows 11: Start > Settings > Network & Internet > Mobile