If you’re getting messages meant to go to another device or person in your family, it might be because your Apple ID is tied to their particular devices. To see which accounts are associated with your Apple ID, go to Settings>iCloud>select your account at the top>Devices. Head to Settings>Messages>Send & Receive.
When you call a dead phone does it ring?
Answer: A: With a dead battery it should not ring but it should go to voicemail directly.