Separating visually does not mean its also separated acoustically. If you want acoustic separation, avoid holes, gaps and other openings between the two areas. Doors and windows should be sealed carefully!
Grey/ Blue and white home office space. Balance a wooden board across two IKEA storage cabinets, and boom—you have an instant desk with plenty of room to stash your office supplies. The one above was spotted in a home designed by Shift Interiors.