Technically, you can. But it could potentially cause confusion or hurt the other person's feelings. Maybe consider communicating with them instead if there's an issue.
When you watch someone's story and then block them, they likely won't be notified that you viewed it. But they might notice you blocked them if they try to interact with you later and can't.
In many cases, it's possible. However, doing so could potentially cause some social awkwardness or hurt feelings. So, think twice before taking such an action.
In most cases, yes. You'll need to check the platform's specific features and instructions. Sometimes, it might be under privacy or security settings. Usually, it's designed to give you control over what content you see.
In most cases, they can't directly tell if you've blocked them. But they might notice if they can't interact with your story or see your updates as usual.
Most likely not. The app or platform is designed to keep that action private. However, if they pay close attention and notice sudden changes in their access to your content, they might suspect something, but they won't get a definite notification.