data in seperating columns. How to do it?

try this 
CombinedData =
UNION(
SELECTCOLUMNS(
'Stemple',
"Typ", "Sales",
"Sales", 'Stemple'[Sales], -- Sales value in a separate column
"Plany", BLANK(), -- Empty (blank) for the "Plany" column
"Person", 'Stemple'[Person],
"Week", 'Stemple'[Week],
"Q_numer", 'Stemple'[Q_numer],
"Region", 'Stemple'[Region],
"Year", 'Stemple'[Year]
),
SELECTCOLUMNS(
'Plany data',
"Typ", "Plany",
"Sales", BLANK(), -- Empty (blank) for the "Sales" column
"Plany", 'Plany data'[Value], -- Plany value in a separate column
"Person", 'Plany data'[Negocjator],
"Week", 'Plany data'[Week],
"Q_numer", 'Plany data'[Q_numer],
"Region", 'Plany data'[Region],
"Year", 'Plany data'[Year]
)
)

please  mark accept the solutions