Yes
By carefully controlling the scope, you limit what it tries to read
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In the thread “I used Claude Code to write a piano web app”, replying to this comment
Helped: Running in specific subdirectories and using /add-dir to control scope.
Got in the way: Hitting usage limits when problems are unsolvable.
… It will prompt to ask to read from / semi-often, but you can just deny it, either explicitly through claude.settings.local, or just through a prompt for that action. By carefully controlling the scope, you limit what it tries to read. If you catch it trying to read from /sub-project-B and you think it's irrelevant, you can not just deny it, but ask it why it thought it wanted to read from it, and then update your documentation (or your priors) appropriately. …