Yo también tengo este problema.
Hola.
Por lo que veo no es posible lo que usted menciona de manera automatizada.
@XavierGFreixer automáticamente con fecha y horario no puedes , pero sin necesidad de sacar la tarjeta si .
ajustes -conexiones-administrador tarjetas sim-la desconectas y la conectas según la necesidad .
Pues si estaría bien,aunque esa recomendación se la puede hacer directamente a Samsung.
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Si se ha resuelto el problema puede presionar "Aceptar como solución" 
Así mismo alguien más que tenga la misma pregunta o problema le puede servir esta solución.
