Fwd: isolate wasm-sqlite3 database in browser from 3rd-party scripts

scenario:
i have webapps with state-management offloaded to [wasm-compiled]
sqljs[1].  are there ways to prevent access to this wasm-library (or
sandbox it) from 3rd-party scripts (e.g. ad banners)?

-kai

[1] sqljs - sqlite3 compiled to javascript
https://github.com/kripken/sql.js